Bathtub platform insert



FIG. 1 is a front elevational view of the bathtub platform insert of the present invention, the rear view being a mirror image thereof;

FIG. 2 is a right side elevational view of the bathtub platform insert of FIG. 1, the left view being a mirror image thereof;

FIG. 3 is a top plan view of the bathtub platform insert of FIG. 1;

FIG. 4 is a bottom plan view of the bathtub platform insert of FIG. 1; and,

FIG. 5 is a top, front, right side perspective view of the bathtub platform insert of FIG. 1.

The broken lines showing of a bathtub in FIG. 5 is for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a bathtub platform insert, as shown and described. 